/* Header #15 */
/* Announcement bar */
#header-15 .announcement {
  background: #0d6efd;
  color: #fff;
  text-align: center;
  font-size: 0.875rem;
  padding: 0.25rem 0;
}
#header-15 .announcement a {
  color: #fff;
  text-decoration: underline;
}
/* Header chính */
#header-15 {
  position: fixed;
  top: 0;
  width: 100%;
  transition: background 0.3s, box-shadow 0.3s;
  z-index: 999;
}
#header-15 .navbar {
  padding: 1rem 0;
}

#header-15 .navbar-brand img {
  max-height: 45px;
}

#header-15.transparent {
  background: transparent;
  box-shadow: none;
}
#header-15.solid {
  background: #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}
/* Nav link underline hover */
#header-15 .nav-link {
  position: relative;
  color: #333;
  transition: color 0.2s;
}
#header-15 .nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: #0d6efd;
  transition: width 0.3s;
}
#header-15 .nav-link:hover::after,
#header-15 .nav-link.active::after {
  width: 100%;
}
/* CTA button */
#header-15 .btn-cta {
  text-transform: uppercase;
  padding: 0.5rem 1.25rem;
  transition: transform 0.2s, box-shadow 0.2s;
}
#header-15 .btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}
/* Đệm cho nội dung trang khi header cố định */
body {
  padding-top: calc((1rem * 2) + 2.5rem);
}



#link-section-6 {
  position: relative;
  overflow: hidden;
  padding: 6rem 0;
  color: #fff;
  text-align: center;
}

/* Animated gradient background */
#link-section-6::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    45deg,
    var(--gc1),
    var(--gc2),
    var(--gc3),
    var(--gc4)
  );
  background-size: 600% 600%;
  animation: gradientBG var(--anim-duration) ease infinite;
  z-index: -1;
}

@keyframes gradientBG {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

#link-section-6 .section-title {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
}

#link-section-6 .section-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.85;
}

#link-section-6 .link-item {
  background: rgba(255,255,255,0.2);
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-decoration: none;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, transform 0.3s;
}

#link-section-6 .link-item:hover {
  background: rgba(255,255,255,0.35);
  transform: translateY(-4px);
}

#link-section-6 .link-item i {
  font-size: 1.25rem;
  margin-right: 0.5rem;
}






/* Footer-10 Styles */
#footer-10 .footer-main-area {
  background-color: var(--footer-main-bg-color, #262c30);
  color: var(--footer-main-text-color, #b0bec5);
  padding: 3.5rem 0;
  font-size: 0.9rem;
  line-height: 1.7;
}
#footer-10 .footer-logo-f10 {
  max-height: 55px; /* Adjust as needed */
  margin-bottom: 1rem;
  /* filter: brightness(0) invert(1) opacity(0.9);*/ /* Assuming light logo on dark bg */
}
#footer-10 .footer-section-title-f10 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--footer-main-title-color, #eceff1);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
#footer-10 .about-snippet-f10 p {
  font-size: 0.85rem;
  opacity: 0.9;
}
#footer-10 .fat-footer-links-list {
  list-style: none;
  padding-left: 0;
}
#footer-10 .fat-footer-links-list li {
  margin-bottom: 0.65rem;
}
#footer-10 .fat-footer-links-list a {
  color: var(--footer-main-link-color, #80cbc4);
  text-decoration: none;
  transition: color 0.2s ease, text-decoration 0.2s ease;
}
#footer-10 .fat-footer-links-list a:hover,
#footer-10 .fat-footer-links-list a.active {
  color: var(--footer-main-link-hover-color, #4db6ac);
  text-decoration: underline;
}
#footer-10 .contact-extended-f10 p,
#footer-10 .contact-extended-f10 a {
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  color: var(--footer-main-text-color, #b0bec5);
  text-decoration: none;
}
#footer-10 .contact-extended-f10 i {
  width: 18px;
  margin-right: 0.6rem;
  color: var(--footer-main-link-color, #80cbc4);
}
#footer-10 .contact-extended-f10 a:hover {
  color: var(--footer-main-link-hover-color, #4db6ac);
}
#footer-10 .contact-extended-f10 .contact-label {
  font-weight: 500;
  opacity: 0.8;
}
#footer-10 .footer-bottom-bar-f10 {
  background-color: var(--footer-bottom-bar-bg-color, #1c2023);
  color: var(--footer-bottom-bar-text-color, #90a4ae);
  padding: 1.25rem 0;
  font-size: 0.8rem;
}
#footer-10 .footer-bottom-bar-f10 .copyright-text-f10 {
  margin-bottom: 0;
  text-align: center;
}
#footer-10 .footer-bottom-bar-f10 .social-icons-f10 a {
  color: var(--footer-bottom-bar-link-color, #80cbc4);
  margin: 0 0.6rem;
  font-size: 1.1rem;
  transition: color 0.2s ease;
}
#footer-10 .footer-bottom-bar-f10 .social-icons-f10 a:hover {
  color: var(--footer-main-link-hover-color, #4db6ac);
}
/* Responsive */
@media (max-width: 991.98px) {
  /* lg */
  #footer-10 .footer-column-f10 {
    margin-bottom: 2.5rem;
  }
  #footer-10 .footer-column-f10:last-child {
    margin-bottom: 0;
  }
}
@media (min-width: 768px) {
  #footer-10 .footer-bottom-bar-f10 .copyright-text-f10 {
    text-align: left;
  }
  #footer-10 .footer-bottom-bar-f10 .social-icons-f10 {
    text-align: right;
  }
}
@media (max-width: 767.98px) {
  #footer-10 .footer-bottom-bar-f10 .social-icons-f10 {
    margin-top: 0.75rem;
    text-align: center;
  }
}